Typically, density dependent factors are biological factors used by the population as a resource.

Define density dependent limiting factor. Often, the population is affected by. Any of these factors—food, shelter, breeding sites, predators, and more—may serve to limit the growth of a rabbit or toad population. Any factor that regulates the size of a population under natural circumstances by acting more severely on a population when it is large than when it is small.

A big, dense population is more influenced than a small, sparsely.